package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo3 {
    public static void main(String[] args){

        try(
                Connection connection=DButil.getConnection();
                ) {
            Statement statement=connection.createStatement();
            String sql="update  userinfo\n" +
                    "set password='8888888'\n" +
                    "where username='卢泉宇'";
            int num=statement.executeUpdate(sql);
            if(num>0){
                System.out.println("成功");
            }else {
                System.out.println("失败");
            }

        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
